This Triumph engine sprocket with part number E5450 and distance piece 70-4912 is an excellent replacement part for your classic motorcycle. Made of sturdy steel material, it is designed to fit perfectly on the crankshaft of T120c, TR6SC, T120TT, TR6C models. This engine sprocket is a genuine Triumph brand and is compatible with Triumph motorcycles made from 1963 to 1970. Whether you're restoring your classic bike or just need a replacement part, this sprocket is a reliable choice. Purchase this high-quality product and get your bike back on the road in no time.